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| Dongxing Chemical (Shifang City) Co., Ltd. is located in Minzhu Town in Shifang City, Sichuan Province, and enjoys very superior and convenient transportation.
Established in 2001, the company is a privately-run enterprise with an occupied floor area of 4,500 sq. meters, fixed assets of 3.05 million RMB yuan as well as 50 employees including 8 technicians.
Leading products: phosphate series products like industrial phosphoric acid etc. which have not only sold around China, but also exported to Europe and the US, Japan and South Korea etc.
Our production and sales are just in strict accordance with related national or trade standards, and we keep improving our technologies and quality management to provide customers with high quality products and services, which has won us very high reputaions.
Upholding the policy of "Quality First, Honesty Foremost", we will continuously improve our quality management system and upgrade products quality to meet the needs of the market and customers. And we are working hard with great enthusiasm for greater achievement.
We are ready to join hands with our new and existing friends for a bright tomorrow! |
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Phosphoric acid
| Molecular Formula: |
H3PO4 |
| Molecular Weight: |
97.99 |
| Standard: |
GB2091-92(industrial grade) GB3149-92(food grade) |
| Properties: |
Colorless and transparent ropy liquid or rhombic crystal, odorless, m.p. 42.35°C, relative density 1.834, easily soluble in water, soluble in ethanol; has hygroscopicity. |
Technical Index:
No. |
Item |
Industrial Grade |
Food Grade |
First grade |
1 |
Appearance |
Colorless transparent ropy liquid |
2 |
Color ≤ |
30 |
20 |
3 |
Phosphoric acid (H3PO4) % ≥ |
85.0 |
85.0 |
4 |
Chlorides (Cl-) % ≤ |
0.0005 |
0.0005 |
5 |
Sulphates (SO42-) % ≤ |
0.003 |
0.005 |
6 |
Fe % ≤ |
0.002 |
|
7 |
As % ≤ |
0.005 |
0.0001 |
8 |
Heavy metal (Pb) % ≤ |
0.001 |
0.001 |
9 |
Oxides (H3PO4) % ≤ |
|
0.012 |
10 |
Fluorides (F) % ≤ |
|
0.001 |
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| Use: |
Industrial grade phosphoric acid is used in the manufacture of various phosphates, electrolytic polishing liquid and inorganic adhesives etc.; also used as catalyst, drier or cleanout fluid; food grade phosphoric acid is used in flavoring, tins or wine making. |
Packing & Storage: |
In PE drum, net weight 35KG, closed tight; It belongs to Class II inorganic acid corrosives, IMDG No.: 93002. |
Potassium Phosphate Monobasic
| Molecular Formula: |
KH2PO4 |
| Molecular Weight: |
136.09 |
| Standard: |
HG2321-92 |
| Properties: |
Appearance: white or colorless crystal, easily soluble in water, pH-value of 1% water solution is 4.5, relative density is 2. |
Technical Index:
No. |
Item |
Industrial grade |
Food grade |
01 |
Assay (KH2PO4) % ≥ |
99.0 |
99.0 |
02 |
Moisture % ≤ |
0.20 |
0.20 |
03 |
pH-value (1% water solution) |
4.4-4.8 |
4.4-4.8 |
04 |
Phosphorus pentoxide (P2O5) % ≥ |
51.5 |
51.5 |
05 |
Water insolubles % ≤ |
0.10 |
0.10 |
06 |
Chlorides (Cl) % ≤ |
0.2 |
0.014 |
07 |
(As) % ≤ |
|
0.0003 |
08 |
Fluoride (F) % ≤ |
|
0.005 |
09 |
Heavy metal (Pb) %≤ |
|
0.001 |
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| Use: |
Used in pharmacy, food industry or in the manufacture of metaphosphate; or as high efficiency compound fertilizer in agriculture. |
| Packing: |
In woven bag lined with plastic bag, net wt. 25KG or 50KG. Stored in airy and dry place. |
Sodium Hexameta Phosphate
| Molecular Formula: |
(NaPO3)6 |
| Molecular Weight: |
611.82 |
| Standard: |
HG/T 2837-1997 |
| Properties: |
White powder, specific weight 2.484(20°C), easily soluble in water, insoluble in organic solvents, high hygroscopicity; can form insoluble chelates with such metal ions as Ca, Ba, Mg, Cu and F etc. |
Technical Index:
No. |
Item |
Industrial grade |
Food grade |
1 |
Assay (P2O5) % ≥ |
68.0 |
68.0 |
2 |
Non-active phosphate (P2O5) % ≥ |
7.5 |
7.5 |
3 |
pH-value (1% water solution) |
5.8-7.3 |
5.8-6.5 |
4 |
Fe % ≤ |
0.05 |
0.05 |
5 |
Solubility |
Qualified |
Qualified |
6 |
As % ≤ |
|
0.0003 |
7 |
Fluorides (F) % ≤ |
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0.003 |
8 |
Heavy metal (Pb) % ≤ |
|
0.001 |
9 |
Water insolubles % ≤ |
0.05 |
0.06 |
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| Use: |
Used as water softener, floatation agent, dispersant and high temperature adhesive in such areas as oil fields, paper making, textiles, printing & dyeing, petroleum, leathers etc.; or used as food additives, pH-value regulator, chelating agent of metal ions, and swelling agent etc. |
| Packing: |
In woven bag lined with plastic bag or in paper bag; net wt. 25KG/50KG/1000KG. Stored in airy and dry place. |
Sodium Tripolyphosphate
| Molecular Formula: |
Na5P3O10 |
| Molecular Weight: |
367.88 |
Technical Index:
No. |
Item |
Industrial grade |
Food grade |
1 |
Sodium Tripolyphosphate % ≥ |
90 |
90 |
2 |
Phosphorus pentoxide % ≥ |
57 |
57 |
3 |
Fe % ≤ |
0.015 |
0.01 |
4 |
Water insolubles % ≤ |
0.1 |
0.1 |
5 |
Cl % ≤ |
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0.5 |
6 |
Pb % ≤ |
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0.001 |
7 |
As % ≤ |
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0.0003 |
8 |
pH-value (1% water solution) |
9.2-10.0 |
9.5-9.9 |
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| Packing: |
25kg or 50kg plastic woven bag. |
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Add.: |
Minzhu Town, Shifang City, Sichuan, China. |
P.C.: |
618408 |
Tel: |
+86-838-8604153 |
Fax: |
+86-838-8604172 |
Contact: |
Liu Shiqi 13518275647 |
E-mail: |
dxhg@chemnet.com |
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